Adapt to the harsh industrial working environment at -40℃~+75℃ IEC/EN 61000-4 high standard industrial grade protection design, adapt to harsh environment Simultaneous connection of 2.4GHz and 5GHz dual-band radio frequency to improve communication reliability Advanced 11AC technology, wireless rate up to 1267Mbps Independent power amplifier circuit to increase the transmission power Support the device to work as Client, Client-Router mode, the body is small and compact, suitable for installation on the mobile terminal to provide wireless communication Enhanced roaming technology, Client/Client-Router mode devices can quickly roam to APs with better signals Wireless redundancy technology, device communication is not interrupted under interference Compact steel shell body, exquisite and